问题
选择题
John, you play with the knife, or you hurt yourself.[ ]
A. won't; can't
B. mustn't; may
C. shouldn't; must
D. can't; shouldn't
答案
答案：B
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John, you play with the knife, or you hurt yourself.[ ]
A. won't; can't
B. mustn't; may
C. shouldn't; must
D. can't; shouldn't
答案：B